Toumei Oyaji no Stealth NTR ~Shinjin Announcer ni Mienai Bokki de Tanetsuke Sekkyou Hame~ / 透明おやじのステルスNTR ～新人アナウンサーに見えない勃起で種付け説教ハメ～

It was a new announcer who saved the life of "Takuya Tsuya" - a lonely single middle aged man who lost the meaning of his life which was not blessed with work or relationship.
A stance that professes to be single and not interested in relationship. An owner of strong personality and bullish attitude toward men.
Looking at her as a pure maiden who is only enthusiastic about work, he felt that he could affirm the way he lived.
He could barely make it by looking at her hard working.
"Takuya" was so dependent on "Yuki".
However, he knows the truth through a certain chance.
"Yuki" has a boyfriend.
What's more, she wasn't a virgin, and she is sex addictive.
He fell in despair after learning about the fact. While vaguely thinking about how to die, the door of his home was suddenly knocked.
He felt creepy, but quietly approached the door, and for the time being, lightly looked through the door scope.
"Hey Tsuya-san. Do you want to fulfill a man's ambitions?"
And he got a medicine that he spent all of his remaining money on from a suspicious door-to-door seller in order to become transparent.
With the resolution to die, "Takuya" tries to stab his arm with the injection he received.
(There will be no transparency effect anyways. Such thing is impossible)
Or so he thought ...